This Sunday, April 22nd will mark the 42nd observance of Earth Day. According to Earth Day Network, “More than 1 billion people now participate in Earth Day activities each year, making it the largest civic observance in the world.”

To inspire you to get in on this year’s celebration, here are eight amazing nature-related blogs on WordPress.com:

So, how will you celebrate Earth Day 2012? Maybe Picnic for the Planet, or plant a tree? Whatever you do, be sure to share it on your blog! And don’t forget to tag your post with Earth Day to make it easier for others to find.